feat(web): route and enable the Inventar nav entry

apps/web/src/app/app.routes.ts

@@ -28,6 +28,13 @@ export const routes: Routes = [
             (module) => module.CombatPageComponent,
           ),
       },
+      {
+        path: 'inventory',
+        loadComponent: () =>
+          import('./features/inventory/inventory-page.component').then(
+            (module) => module.InventoryPageComponent,
+          ),
+      },
     ],
   },
   { path: '**', redirectTo: 'world' },

apps/web/src/app/layout/side-navigation/side-navigation.component.html

@@ -39,9 +39,12 @@
   <button
     class="side-navigation__item"
     type="button"
+    routerLink="/inventory"
+    routerLinkActive="side-navigation__item--active"
+    [routerLinkActiveOptions]="{ exact: true }"
+    ariaCurrentWhenActive="page"
     data-navigation="inventory"
-    disabled
+    aria-label="Inventar"
-    aria-label="Inventar ist noch nicht verfügbar"
   >
     <img src="/images/hud/runtime/InventoryIcon-128.png" alt="" />
     <span>Inventar</span>